James Arness Marshal Matt Dillion Actor Milburn Stone Dr. Galen "Doc" Adams Actor Amanda Blake Kitty Russell Actor Ken Curtis Festus Guest Star Roger Ewing Thad Guest Star Leonard Nimoy John Walking Fox Guest Star Lloyd Gough Jacob Beamus Guest Star Richard Webb Aaron Tigue Guest Star Jim Davis Gainer Guest Star Ted Gehring Holtz Guest Star Tom McCauley Banjo Guest Star Kelton Garwood Percy Crump Guest Star John Mantley Producer Clyde Ware Writer Marc Daniels Director